Best Lrv Contrast Calculator Apps

Projector & Screen Calculator

by Julien Blais-Savoie

Free

This utility app helps video technicians and projectionists quickly calculate essential projection parameters. It supports various aspect ratios and measurement systems, providing pixel density and lumen output information.

Pixel Contrast Checker

calculation contrast ratio

Free

This tool helps designers and developers ensure their visual content meets accessibility standards. Analyze images or URLs to instantly check color contrast ratios against WCAG 2.1 guidelines, with features like zoom and a precision loupe for detailed examination.

DEM Calculator

by MakeMind

Free

This medical aid assists test administrators in quickly calculating and assessing patient scores for the Developmental Eye Movement Test. It automatically computes number naming speed and eye movement abilities based on age or grade, highlighting at-risk scores.

ROE Calculator

by ROE Visual Co., Ltd

Free

This application provides essential technical calculations for LED screens, including ballast, pixel, and power requirement analysis. It's designed to be the ultimate tool for LED technicians during on-site work and production preparation.

CONTRAST - Color Accessibility

Calculate the color contrast

$2.99

This tool helps you measure the contrast between two colors to ensure your designs meet accessibility guidelines. It supports various color input formats and offers features like dark mode and color collections. It's ideal for designers looking to create inclusive digital experiences.

Be My Eyes

See the world together

Free

This app provides visual assistance for people who are blind or have low vision. It connects users with sighted volunteers, an AI-powered image describer, and company representatives for product support. Available 24/7 in multiple languages, it offers a comprehensive solution for everyday visual tasks.

ColorContrastChecker

by Yukio YOKOTA

Free

This utility app calculates the contrast ratio between two colors in real-time. Adjust RGB components using sliders to meet accessibility standards.

ADA/IBC Compliance Calculator

by Listen Technologies Corporation

Free

This tool simplifies understanding and calculating facility requirements for the Americans with Disabilities Act (ADA) and International Building Code (IBC) Assistive Listening Standards. It offers an easy-to-use calculator, helpful links, and product assistance to ensure compliance with accessibility design.

Light Calc: Lighting Calculator for Lighting Designers

by BBGG LLC

Free

This utility app assists lighting professionals in calculating illuminance levels and light power density. It offers a clear, quick, and easy-to-use interface with basic and advanced parameters, designed for designers, architects, and engineers. Results can be saved or emailed.

Paragon CRT® Lens Calculator

CooperVision Specialty EyeCare

Free

This tool helps eye care professionals quickly and accurately calculate optimal CRT lenses for patients. It simplifies the fitting process, allowing for on-the-fly prescription evaluation and sharing of results. Designed for professional use, it aids in patient evaluation.